PayPal’s stablecoin PYUSD (PayPal USD) is undergoing a major upgrade that could reshape its role in the crypto economy. Through its integration with LayerZero’s Stargate Hydra, PYUSD will now function as a true cross-chain stablecoin by expanding to nine additional blockchains, including Avalanche (AVAX), Aptos (APT), Sei (SEI), and Tron (TRX).